CN107106367A - Disposable diaper - Google Patents
Disposable diaper Download PDFInfo
- Publication number
- CN107106367A CN107106367A CN201580070559.4A CN201580070559A CN107106367A CN 107106367 A CN107106367 A CN 107106367A CN 201580070559 A CN201580070559 A CN 201580070559A CN 107106367 A CN107106367 A CN 107106367A
- Authority
- CN
- China
- Prior art keywords
- guide line
- warpage
- disposable diaper
- warpage guide
- basic point
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
- A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
- A61F13/49001—Absorbent articles specially adapted to be worn around the waist, e.g. diapers having preferential bending zones, e.g. fold lines or grooves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
- A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
- A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
- A61F13/494—Absorbent articles specially adapted to be worn around the waist, e.g. diapers characterised by edge leakage prevention means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
- A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
- A61F13/494—Absorbent articles specially adapted to be worn around the waist, e.g. diapers characterised by edge leakage prevention means
- A61F13/49406—Absorbent articles specially adapted to be worn around the waist, e.g. diapers characterised by edge leakage prevention means the edge leakage prevention means being at the crotch region
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
- A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
Landscapes
- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Absorbent Articles And Supports Therefor (AREA)
Abstract
The present invention has along for the purpose of the disposable diaper of the shape of wearer's body three-dimensional shape to provide under the state that wears.The disposable diaper of the present invention has following structure.Disposable diaper (1) possesses liquid permeable layer (2), opaque liquid layer (3) and defined absorbed layer (4), it is divided into front waist region (FW), rear waist region (RW) and the front crotch region (FC) between them and rear crotch region (RC), it is characterized in that, disposable diaper (1) has the 1st warpage guide line (6) for being configured between length-wise axis (LA) and a side lateral margin (5a) and extending in the direction of length-wise axis (LA) and the 2nd warpage guide line (7) for being configured between length-wise axis (LA) and the opposing party lateral margin (5b) and extending in the direction of length-wise axis (LA) in the front crotch region (FC) of absorbed layer (4), 1st warpage guide line (6) and the 2nd warpage guide line (7) each at least include the compression unit of absorbed layer (4), groove portion or slit portion, and have in middle section (15) of the disposable diaper (1) between the 1st warpage guide line (6) and the 2nd warpage guide line (7) by compressing compression unit formed by absorbed layer (4).
Description
Technical field
The present invention relates to disposable diaper.
Background technology
In disposable diaper, in order to prevent the leakage of excreta, and good wearing feeling is realized, taken various
Method.
For example, Fig. 5 of patent document 1 describes absorbent core 34, the absorbent core 34 possesses the center suction of hourglass shape
Acceptor 34A and a pair of side absorbent bodies 34B, 34B of two sides for being symmetrically disposed on central absorbent body 34A.In absorbability
In core 34, between central absorbent body 34A and a pair of side absorbent bodies 34B, 34B, the cutout unit for digging through shape is formed respectively
34C、34C。
According to patent document 1, the both sides edge for describing the absorbent core 34 if absorbent core 34 has cutout unit 34C holds
Situation about easily holding up, and if absorbent core 34 if width is pushed the overall narrowed width of absorbent core 34, therefore
It is difficult to hinder outer cladding material 2 in situation of width contraction etc..
Citation
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2008-131968 publications
The content of the invention
Invent problem to be solved
But, because the disposable diaper that patent document 1 is recorded is flexed in its width, so, along wearer
The body line of the left and right of body, still, the disposable diaper that patent document 1 is recorded are not designed to along the body of wearer
Front and rear body line.
Therefore, the present invention is to provide a kind of disposable diaper of the three-dimensional shape in the state that wears along the body of wearer
For the purpose of.
Means for solving the problems
Present inventors found that above-mentioned disposable diaper, the disposable diaper possesses liquid permeable layer, opaque liquid layer
And positioned at the absorbed layer between them, the absorbed layer have a side lateral margin, the opposing party lateral margin, length-wise axis, front end and
Rear end, the disposable diaper is divided into front waist region, rear waist region and positioned at the front waist region and low back
Enclose the front crotch region between region and rear crotch region, it is characterised in that the disposable diaper is in the absorbed layer
The front crotch region has the 1st warpage guide line and the 2nd warpage guide line, and the 1st warpage guide line is configured in the length
Spend between azimuth axis and a side lateral margin and extend in the direction of the length-wise axis, the 2nd warpage guide line by with
Put between the length-wise axis and the opposing party lateral margin and extend in the direction of the length-wise axis, the 1st warpage
Guide line and the 2nd warpage guide line each at least include compression unit, groove portion or the slit portion of the absorbed layer, moreover, institute
State disposable diaper has by described in compression in the middle section between the 1st warpage guide line and the 2nd warpage guide line
Compression unit formed by absorbed layer.
The effect of invention
The present invention disposable diaper under the state that wears along wearer body three-dimensional shape.
Brief description of the drawings
Fig. 1 is the stereogram for the disposable diaper 1 for following one of embodiments of the present invention.
Fig. 2 is the top view of the disposable diaper 1 shown in Fig. 1.
Fig. 3 is the absorbed layer 4 of the disposable diaper 1 shown in Fig. 2, covers the cored part 4a and the 1st elastomeric element of absorbed layer 4
The top view of 21 and the 2nd elastomeric element 22.
Fig. 4 is the profile of Fig. 2 IV-IV sections.
Fig. 5 is the profile of Fig. 3 V-V sections.
Fig. 6 be absorbed layer 4 before forming warpage guide line embossed portion 30a and 30b and cored part 4a, with figure
The suitable profile of 3 V-V sections.
Fig. 7 is the figure for wearing state for representing the disposable diaper 1 shown in Fig. 1.
Fig. 8 is the figure for illustrating the disposable diaper 1 for the other embodiments for following the present invention.
Fig. 9 is for illustrating the waist area of banding pattern disposable diaper and the figure of crotch region.
Embodiment
[definition]
For the term used in this specification, illustrate that it is defined.
[front end and rear end]
In this manual, " front end " and " rear end " related to absorbed layer represents to inhale on the basis of wearer, respectively
Receive the end in the end of the ventral direction of layer and the back direction of absorbed layer.
[predecessor's piece and rear body piece]
In this manual, " predecessor's piece " and " rear body piece " is with the loose of disposable diaper respectively by disposable diaper
Spend the part and the part of rear side of front side of the straight line of direction extension when the length direction of disposable diaper is halved.
[waist area and crotch region]
In this manual, " waist area " and " crotch region " has the following meaning.
(1) Breeches type disposable diaper
In Breeches type disposable diaper, waist area is by being present in the front waist region of predecessor's piece and being present in rear body piece
Rear waist region constitute.
Front waist region represents the area for being sandwiched in a pair of engaging portion by predecessor's piece and rear body chip bonding in predecessor's piece
Domain, the region for being sandwiched in above-mentioned a pair of engaging portion after rear waist region is represented in body piece.
In addition, in Breeches type disposable diaper, crotch region represents the area between front waist region and rear waist region
Domain, is constituted by being present in the front crotch region of predecessor's piece and being present in the rear crotch region of rear body piece.Above-mentioned crotch region also phase
When in the region for being sandwiched in a pair of leg circumference opening portion (Fig. 8 reference 64).
(2) banding pattern disposable diaper
In banding pattern disposable diaper, as shown in figure 9, in the FX 27b of predetermined cingulum, being fixed into
In the state of the top 27a of a pair of cingulums 27 faces each other, waist area and crotch region are divided.
Specifically, waist area (FW+RW) with as described above fix in the state of, in disposable diaper 1 before
Carried out on the basis of a pair of repeating parts 63 that body piece F waistline formation part 61 and rear body piece R waistline formation part 62 are repeated
Judge.Front waist region FW represents the region between a pair of repeating parts 63 in the predecessor piece F of disposable diaper 1.Equally, after
Waist area RW represents the region between a pair of repeating parts 63 in the rear body piece R of disposable diaper 1.
Crotch region (FC+RC) represents the region between front waist region FW and rear waist region RW, by being present in predecessor
Piece F front crotch region FC and the rear crotch region RC compositions for being present in rear body piece R.
Below, as needed, using accompanying drawing, the disposable diaper of the present invention is described in detail.
Fig. 1~Fig. 5 and Fig. 7 are to follow one of embodiments of the present invention for explanation (below, also to have referred to as " the 1st reality
Apply mode " situation) disposable diaper 1 figure.In detail, Fig. 1 is guided by the 1st warpage guide line, the 2nd warpage
Line, the 3rd warpage guide line and the 4th warpage guide line will comply with the disposable diaper 1 of the 1st embodiment under the state that wears
The stereogram of the state of wearer side (side of liquid permeable layer 2) warpage.
Fig. 2 is the top view of the disposable diaper 1 shown in Fig. 1.Fig. 3 be the disposable diaper 1 shown in Fig. 2 absorbed layer 4,
Cover the cored part 4a of absorbed layer 4 and the top view of the 1st elastomeric element 21 and the 2nd elastomeric element 22.In addition, Fig. 4 is Fig. 2
The profile of IV-IV sections, Fig. 5 is the profile of Fig. 3 V-V sections.In addition, Fig. 7 is to represent the disposable diaper shown in Fig. 1
1 figure for wearing state.
In addition, in the 1st embodiment, disposable diaper 1 have include elastomeric element 26a a pair of solid rivels 25,
Elastomeric element 26b, cingulum 27 etc..
In the 1st embodiment, disposable diaper 1 possesses the liquid permeable layer 2 as top flat, the opaque liquid as egative film
Absorbed layer 4 between layer 3 and liquid permeable layer 2 and opaque liquid layer 3.Disposable diaper 1 is divided into predecessor piece F and rear body
Piece R, moreover, predecessor piece F is further subdivided into front waist region FW and front crotch region FC, moreover, rear body piece R is entered one
Step is divided into rear waist region RW and rear crotch region RC.Absorbed layer 4 has a side lateral margin 5a, the opposing party lateral margin 5b, length
Azimuth axis LA, front end FE and rear end RE.
In the 1st embodiment, disposable diaper 1 absorbed layer 4 front crotch region FC, with being configured in length side
To between axis LA and a side lateral margin 5a and length-wise axis LA direction extend the 1st warpage guide line 6 and by with
Put between length-wise axis LA and the opposing party lateral margin 5b and draw in the 2nd warpage that length-wise axis LA direction extends
Wire 7.
In the 1st embodiment, disposable diaper 1 is in the FC of front crotch region, in the 1st warpage guide line 6 and the 2nd folding
There is compression unit in middle section 15 between bent guide line 7, be by compressing the 1st pressure formed by absorbed layer 4 specifically
The embossed portion 14 of flower portion 13 and the 2nd.
1st embossed portion 13 and the 2nd embossed portion 14 are individually neither parallel with length-wise axis LA direction
Direction is nor the embossed portion for the wire that the side in the direction orthogonal with length-wise axis LA direction is upwardly extended.In addition, the 1st
The embossed portion 14 of embossed portion 13 and the 2nd is not parallel.
The disposable diaper of the present invention improves the suction of middle section by having compression unit in above-mentioned middle section
The rigidity of layer is received, disposable diaper is easily by standard shaft of the 1st warpage guide line and the 2nd warpage guide line to disposable diaper
Width and be wearer side warpage.
The disposable diaper of the present invention has compression unit in above-mentioned middle section, if in the 1st warpage guide line and
It can be then not particularly limited between 2nd warpage guide line.The disposable diaper of the present invention is preferably at least in front crotch region
With the compression unit in above-mentioned middle section, moreover, having more preferably in front crotch region and in front waist region above-mentioned
Compression unit in middle section.Because, will once easily using the 1st warpage guide line and the 2nd warpage guide line as standard shaft
Property diaper is to its width and wearer side warpage.
In addition, 2nd basic point and 2nd warpage guide line of the disposable diaper of the present invention preferably with the 1st warpage guide line
The 2nd basic point compare in the middle section of front have above-mentioned compression unit.Because, easily with the 1st warpage guide line
And the 2nd warpage guide line be standard shaft, by disposable diaper to its width and wearer side warpage.
In the disposable diaper of the present invention, the rigidity of the absorbed layer in preferably above-mentioned middle section is than in absorbed layer
The rigidity of the absorbed layer in the region beyond the region of centre is high.Because, disposable diaper is easily with the 1st warpage guide line and
2 warpage guide lines are standard shaft, to the width and wearer side warpage of disposable diaper.
As the region beyond middle section, between a side lateral margin and the 1st warpage guide line that absorbed layer can be enumerated
Region, the opposing party lateral margin of absorbed layer and the 2nd warpage guide line between region etc..
In the disposable diaper of the present invention, the compression unit of above-mentioned middle section is formed on, such as embossed portion passes through
To such as absorbed layer；Absorbed layer and cored part；Absorbed layer, cored part and liquid permeable layer；Or, it is absorbed layer, cored part, auxiliary
Help piece and liquid permeable layer etc. to be compressed for example to be embossed and formed.
In addition, from the viewpoint of adherent feeling, being preferably formed on length of the compression unit relative to absorbed layer of middle section
It is that line is symmetrical to spend azimuth axis.
In the 1st embodiment, the 2nd of 1st basic point 16a and rear end RE side of the 1st warpage guide line 6 with front end FE sides the
Basic point 17a, moreover, the 2nd warpage guide line 7 has the 1st basic point 16b of front end FE sides and the 2nd basic point 17b of rear end RE sides.
1st warpage guide line 6 is on the direction D from front end FE rearward ends RE, with close to the 1st basic point 16a close to length
Azimuth axis LA is spent, moreover, with keeping constant with length-wise axis LA distance away from the 1st basic point 16a.In addition, the 2nd
Warpage guide line 7 is on the direction D from front end FE rearward ends RE, with close to the 1st basic point 16b close to length-wise axis
LA, moreover, keeping the distance with length-wise axis LA not change with away from the 1st basic point 16b.
So, the 1st basic point and the 2nd warpage guide line of disposable diaper of the invention in the 1st warpage guide line
The 1st basic point at, easily to the length direction of disposable diaper, and wearer side warpage (easily draws with the 3rd warpage described later
Wire).
1st warpage guide line 6 is on the direction D from front end FE rearward ends RE, with close to the 2nd basic point 17a close to length
Azimuth axis LA is spent, moreover, with the remote length-wise axis LA away from the 2nd basic point 17a.Equally, the 2nd warpage guide line 7
On the direction D from front end FE rearward ends RE, with close to the 2nd basic point 17b close to length-wise axis LA, moreover, with
Away from the 2nd basic point 17b away from length-wise axis LA.
So, the 2nd basic point and the 2nd warpage guide line of disposable diaper of the invention in the 1st warpage guide line
The 2nd basic point at, easily (easily draw to the length direction and wearer side warpage of disposable diaper with the 4th warpage described later
Wire).
In the 1st embodiment, between the 2nd basic point 17a and length-wise axis LA of the 1st warpage guide line 6 away from
From D2The distance between the 1st basic point 16a and length-wise axis LA than the 1st warpage guide line 6 D1It is short.Equally, the 2nd warpage
The distance between the 2nd basic point 17b and length-wise axis LA of guide line 7 D2Than the 1st basic point 16b of the 2nd warpage guide line 7
And the distance between length-wise axis LA D1It is short.
So, the solid of disposable diaper of the invention readily along the body, especially pars inguinalis of wearer
Shape.Because, the pars inguinalis of wearer is from its narrowed width of veutro whereabouts dorsal part.
The distance between the 2nd basic point 17a and length-wise axis LA of 1st warpage guide line 6 D2Than the 2nd basic point 17a
And the distance between a side lateral margin 5a D3It is short, i.e. the 2nd basic point 17a is compared with a side lateral margin 5a, closer to longitudinal axis
Line.Equally, the distance between the 2nd basic point 17b and length-wise axis LA of the 2nd warpage guide line 7 D2Than the 2nd basic point 17b
And the distance between the opposing party lateral margin 5b D3It is short, i.e. the 2nd basic point 17b is compared with the 5b of the opposing party lateral margin, closer to length direction
Axis.
So, the solid of disposable diaper of the invention readily along the body, especially pars inguinalis of wearer
Shape.
In the 1st embodiment, disposable diaper 1 is also equipped with the 3rd folding in the width W extensions of disposable diaper 1
The bent warpage guide line 9 of guide line 8 and the 4th, the 3rd warpage guide line 8 includes the 1st basic point 16a and the 2nd of the 1st warpage guide line 6
1st basic point 16b of warpage guide line 7, the 4th warpage guide line 9 includes the 2nd basic point 17a and the 2nd warpage of the 1st warpage guide line 6
2nd basic point 17b of guide line 7.
In the disposable diaper of the present invention, by the 1st basic point of the 3rd warpage guide line including the 1st warpage guide line with
And the 2nd warpage guide line the 1st basic point, disposable diaper of the invention is easily using the 3rd warpage guide line as standard shaft, to disposable
The length direction and wearer side warpage of diaper.The disposable diaper of the present invention draws with the 1st warpage guide line and the 2nd warpage
When wire is standard shaft warpage, the easness that the two ends of the length direction of disposable diaper are erected because of the 1st warpage guide line and
Elastomeric element that the direction of the extension of 2nd warpage guide line, disposable diaper have etc. and change, still, pass through the 3rd warpage
1st basic point of guide line including the 1st warpage guide line and the 1st basic point of the 2nd warpage guide line, disposable diaper is easily with the
3 warpage guide lines are standard shaft, and to the length direction and wearer side of disposable diaper, with excellent state attractive in appearance, (gauffer etc. is few
State) warpage.
In the disposable diaper of the present invention, by the 2nd basic point of the 4th warpage guide line including the 1st warpage guide line with
And the 2nd warpage guide line the 2nd basic point, disposable diaper of the invention is easily using the 4th warpage guide line as standard shaft, to disposable
The length direction and wearer side warpage of diaper.Its effect is identical with the 3rd warpage guide line.
It is excellent in embodiment of the disposable diaper including the 3rd warpage guide line and the 4th warpage guide line of the present invention
Select the 3rd warpage guide line and the 4th warpage guide line each with the length-wise axis of absorbed layer (or disposable diaper) just
Hand over.Because the body of wearer is substantially symmetrical, consider from the viewpoint of adherent feeling.
In the 1st embodiment, the 3rd warpage guide line 8 includes two sides from a side lateral margin 5a and the opposing party lateral margin 5b
A pair of notches portion 23a and 23b extended towards length-wise axis LA, moreover, the 4th warpage guide line 9 is included from a side side
Edge 5a and the opposing party lateral margin 5b two sides are towards the length-wise axis LA a pair of notches portion 24a extended and 24b.
In the disposable diaper of the present invention, include one by the 3rd warpage guide line and/or the 4th warpage guide line
To notch, the rigidity of the 3rd warpage guide line and/or the 4th warpage guide line is than the region beyond warpage guide line, i.e., not
The rigidity in the region with notch is low, and disposable diaper is easily using the 3rd warpage guide line and the 4th warpage guide line as base
Axle, to the length direction and wearer side warpage of disposable diaper.In addition, there is otch by the disposable diaper of the present invention
Portion, the 3rd warpage guide line is easily formed by the position including the 1st basic point, moreover, the 4th warpage guide line is easily by including the 2nd base
The position of point is formed.
In the 1st embodiment, disposable diaper 1 has the 1st basic point 16a and the 2nd base by the 1st warpage guide line 6
The pars inguinalis that the 1st basic point 16b and the 2nd basic point 17b of point 17a and the 2nd warpage guide line 7 are divided abuts region 10, once
Property diaper 1 be included under the state of wearing region 10 abutted by pars inguinalis and the adjacent pars inguinalis in region is abutted with pars inguinalis
Shape 12 that peripheral region 11 is formed, that the substantially corner frustum that region 10 is upper bottom is abutted with pars inguinalis.
In addition, in the 1st embodiment, it is also to be drawn by the 1st warpage guide line 6, the 2nd warpage that pars inguinalis, which abuts region 10,
The region that wire 7, the 3rd warpage guide line 8 and the 4th warpage guide line 9 are surrounded.
If wearer wears disposable diaper 1, mainly front crotch region is clipped by two legs of wearer, disposable urine
Cloth 1 with the 1st warpage guide line 6 and the 2nd warpage guide line 7 for standard shaft, width and wearer side to disposable diaper 1
Warpage.Then, by the 1st warpage guide line 6 and the warpage of the 2nd warpage guide line 7, disposable diaper 1 is with the 3rd warpage guide line
8 and the 4th warpage guide line 9 is standard shaft, to the length direction and wearer side warpage of disposable diaper 1.Its result is, once
Property diaper 1 easily include the shape 12 of substantially corner frustum.
In the 1st embodiment, the 1st basic point 16a of the 1st warpage guide line 6 and the 1st basic point of the 2nd warpage guide line 7
16b (the 3rd warpage guide line 8) and the 1st warpage guide line 6 the 2nd basic point 17a and the 2nd basic point 17b of the 2nd warpage guide line 7
(the 4th warpage guide line 9) is configured in the FC of front crotch region, and pars inguinalis abuts the overall from front waist region FW of region 10
And rear crotch region RC leaves, and is present in front crotch region FC inside.
So, disposable diaper of the invention is under the state that wears, easily include using pars inguinalis abut region as
The shape of the substantially corner frustum at upper bottom, readily along the three-dimensional shape of the body of wearer.
In the 1st embodiment, under the deployed condition of disposable diaper 1, absorbed layer 4 has substantially rectangular.
In the technical field, pay attention to the movable easness of wearer, by the way that absorbed layer is made into sand in the deployed state
The shape of leakage type is carried out, still, and the absorbed layer of hourglass shape narrows due to receiving the area of liquid, so, there is easy generation
The possibility of leakage.In the disposable diaper of the present invention, due to having a case that substantially rectangular shape even in absorbed layer
Under, it can also keep the movable easness of wearer constant, along the solid figure of the body of wearer, especially pars inguinalis
Shape, it is therefore difficult to produce leakage.
In addition, in the disposable diaper of the present invention or in the deployed state, absorbed layer has hourglass shape.
In the 1st embodiment, the 1st warpage guide line 6, which has from a side lateral margin 5a towards length-wise axis LA, to be protruded
Curved shape, moreover, the 2nd warpage guide line 7 has the bending that is protruded from the opposing party lateral margin 5b towards length-wise axis LA
Shape.
There is above-mentioned curved shape, disposable urine of the invention by the 1st warpage guide line and the 2nd warpage guide line
Cloth is easily using the 1st warpage guide line and the 2nd warpage guide line as standard shaft, length direction and wearer side to disposable diaper
With excellent state (few state such as gauffer) warpage attractive in appearance.
In the disposable diaper of the present invention, there is Curved by the 1st warpage guide line and the 2nd warpage guide line
Shape, if front crotch region is clipped by two legs of wearer, disposable diaper is guided with the 1st warpage guide line and the 2nd warpage
Line is standard shaft, to the width and wearer side warpage of disposable diaper.Then, if disposable diaper is guided with the 1st warpage
Line and the 2nd warpage guide line are standard shaft warpage, then the two ends of the length direction of disposable diaper are erected, and then, disposable urine
Three-dimensional shape of the cloth readily along the body of wearer.This is to be based on and three-dimensional strip cartoon identical principle.
In addition, in this manual, curved shape is not limited to the shape of arc-shaped, curved shape can also have prominent
Shape portion, depressed part etc..
In the 1st embodiment, before the starting point 6 ' of a side lateral margin 5a of the 1st warpage guide line 6 front end FE sides is present in
Waist area FW, moreover, the starting point 7 ' of the opposing party lateral margin 5b of the 2nd warpage guide line 7 front end FE sides is present in preceding waistline area
Domain FW.
In the disposable diaper of the present invention, pass through the front in the 1st warpage guide line and 2 intersection points of a side lateral margin
Starting point and the starting point of the 2nd warpage guide line and the front in 2 intersection points of the opposing party lateral margin be present in front waist region, one
Secondary property diaper easily has the three-dimensional shape along the pars inguinalis of wearer (easily with pars inguinalis abutment area described later
Domain).
In the disposable diaper of other embodiments of the present invention is followed, the 1st warpage guide line and the 2nd warpage draw
The starting point of the front of wire is present in front crotch region.
In addition, the terminal 6 " of a side lateral margin 5a of the 1st warpage guide line 6 rear end RE sides is present in rear crotch region R, and
And, the terminal 7 " of the opposing party lateral margin 5b of the 2nd warpage guide line 7 rear end RE sides is present in rear crotch region RC.
So, disposable diaper of the invention easily has the three-dimensional shape along the pars inguinalis of wearer.Tool
Say, the rear waist region of disposable diaper when wearing due to being applied in power, so that the waistline with wearer is close to, institute body
With if the terminal of the rear end side of the 1st warpage guide line and the terminal of rear end side of the 2nd warpage guide line are present in rear waistline area
Domain, then easily collapse, it is difficult to keep its shape along the three-dimensional shape of the pars inguinalis of wearer.On the other hand, if above-mentioned end
Point is present in rear crotch region, then is difficult to collapse along the three-dimensional shape of the pars inguinalis of wearer, it is possible to increase disposable urine
Fit of the cloth with respect to wearer.
In the disposable diaper of other embodiments of the present invention is followed, the 1st warpage guide line and the 2nd warpage draw
The terminal of the rear end side of wire is present in rear waist region.
In the 1st embodiment, disposable diaper 1 (specifically, is a side near a side lateral margin 5a of absorbed layer 4
Lateral margin 5a inner side) possess the 1st elastomeric element 21 configured along the length-wise axis LA of absorbed layer 4 direction, moreover, inhaling
(specifically, being the opposing party lateral margin 5b inner side) possesses the length direction along absorbed layer 4 near the opposing party lateral margin 5b of receipts layer 4
2nd elastomeric element 22 of L configurations.
There is the 1st elastomeric element and the 2nd elastomeric element by the disposable diaper of the present invention, disposable diaper is being worn
Under state, easily to the length direction and wearer side warpage of disposable diaper.
Include in addition, in this manual, near above-mentioned lateral margin the situation consistent with lateral margin, in addition to the inner side of lateral margin with
And outside.
In the 1st embodiment, the end 21 ' of the front end FE sides of the 1st elastomeric element 21 and the 1st of the 1st warpage guide line 6 the
Basic point 16a (and the 1st basic point 16b of the 2nd warpage guide line 7) is compared to front end FE sides are configured in, moreover, the 2nd elastomeric element
The 1st basic point 16b (and the 1st basic points of the 1st warpage guide line 6 of the ends 22 ' of 22 front end FE sides and the 2nd warpage guide line 7
16a) compare and be configured in front end FE sides.In addition, end 21 " and the 1st warpage guide line of the rear end RE sides of the 1st elastomeric element 21
6 the 2nd basic point 17a (and the 2nd basic point 17b of the 2nd warpage guide line 7) is compared to rear end RE sides are configured in, moreover, the 2nd bullet
The 2nd basic point 17b (and the 1st warpage guide lines 6 of the ends 22 " of the rear end RE sides of property part 22 and the 2nd warpage guide line 7
2nd basic point 17a) compared to being configured in rear end RE sides.
So, disposable diaper easily the 1st warpage guide line the 1st basic point and the 2nd warpage guide line the 1st
Length direction from basic point (for example, the 3rd warpage guide line) to disposable diaper and wearer side warpage, moreover, easily the 1st
2nd basic point of warpage guide line and the 2nd basic point (for example, the 4th warpage guide line) of the 2nd warpage guide line are to disposable diaper
Length direction and wearer side warpage.
Elastomeric element including the 1st elastomeric element and the 2nd elastomeric element uses part known in the art, example
Such as, about 470~940dtex polyurethane elastomeric fiber can be included.
In the 1st embodiment, the 1st warpage guide line 6 and the 2nd warpage guide line 7 be by compress liquid permeable layer 2 with
And compression unit formed by absorbed layer 4.Specifically, the 1st warpage guide line 6 possess by along the 1st warpage guide line 6 intermittently
Formed by being embossed to liquid permeable layer 2 and absorbed layer 4, as the embossed portion 30a of compression unit.Equally, the 2nd warpage is guided
Line 7 possess by formed by being intermittently embossed along the 2nd warpage guide line 7 to liquid permeable layer 2 and absorbed layer 4, be used as
The embossed portion 30b of compression unit.
In addition, in the 1st embodiment, the 1st warpage guide line 6 and the 2nd warpage guide line 7 are also by intermittently right
Liquid permeable layer 2 and absorbed layer 4 be embossed formed by groove portion.
In the disposable diaper of the present invention, by the 1st warpage guide line and the 2nd warpage guide line include compression unit with
And/or person's groove portion, the thickness of the 1st warpage guide line and the 2nd warpage guide line is thinning, and disposable diaper is easily with the 1st warpage
Guide line and the 2nd warpage guide line are width and wearer side warpage of the standard shaft to disposable diaper.
Extend in addition, the 1st warpage guide line 6 possesses in absorbed layer 4 along the 1st warpage guide line 6 and with certain width
Low weight per unit area region, that is, average basis weight with than absorbed layer 4 low weight per unit area
Low weight per unit area region 28a.Equally, the 2nd warpage guide line 7 absorbed layer 4 possess extend along the 2nd warpage guide line 7 and
Low weight per unit area region with certain width, that is, the average basis weight with than absorbed layer 4 are low
The low weight per unit area region 28b of weight per unit area.
In the disposable diaper of the present invention, have by the 1st warpage guide line and/or the 2nd warpage guide line low
Weight per unit area region, disposable diaper easily using the 1st warpage guide line and/or the 2nd warpage guide line as standard shaft, to
The width and wearer side warpage of disposable diaper.
In disposable diaper of the invention has the embodiment in low weight per unit area region, the low unit area weight
Region preferably 30~90 mass % of the average basis weight with absorbed layer weight per unit area is measured, moreover, more excellent
Weight per unit area of the choosing with 40~80 mass %.If above-mentioned ratio is less than 30%, there is the liquid absorbed and be difficult to exceed
1st warpage guide line and the 2nd warpage guide line and the tendency of movement, if moreover, above-mentioned ratio is higher than 90%, in the presence of once
Property diaper is difficult to the width using the 1st warpage guide line and the 2nd warpage guide line as standard shaft to disposable diaper and worn
The situation of person side warpage.
Additionally, it is preferred that the average basis weight of above-mentioned absorbed layer is 300~700g/m2。
In the 1st embodiment, the 1st warpage guide line 6 has in low weight per unit area region 28a is formed on absorption
The depression in the surface portion 29a of the side of liquid permeable layer 2 of layer 4, moreover, the 2nd warpage guide line 7 is in low weight per unit area region 28b
Possesses the depression in the surface portion 29b for the side of liquid permeable layer 2 for being formed on absorbed layer 4.
So, disposable diaper of the invention is easily using the 1st warpage guide line and the 2nd warpage guide line as base
Axle, to depressed part side, i.e. wearer side warpage.
Fig. 6 be absorbed layer 4 before forming warpage guide line embossed portion 30a and 30b and cored part 4a, with figure
The suitable profile of 3 V-V sections.Absorbed layer 4 shown in Fig. 6 has the low weight per unit area region as depressed part 29a
28a, low weight per unit area region 28a have the bottom 28aa for being formed with warpage guide line embossed portion 30a and its both sides
Rake 28ab.In addition, the absorbed layer 4 shown in Fig. 5 has the low weight per unit area region 28b as depressed part 29b, low list
Plane product weight area 28b has the bottom 28ba for being formed with warpage guide line embossed portion 30b and the rake of its both sides
28bb。
In low weight per unit area region 28a and 28b, bottom 28aa and 28ba weight per unit area are minimum,
Moreover, in rake 28ab and 28bb, weight per unit area is gradually uprised with away from bottom 28aa and 28ba.
In addition, being formed with weight per unit area and the 1st embossing at the position of the 1st embossed portion 13 and the 2nd embossed portion 14
The region on the periphery of the embossed portion 14 of portion 13 and the 2nd is identical.
By forming low weight per unit area region, disposable diaper is easily drawn with the 1st warpage guide line and the 2nd warpage
Wire is standard shaft, to the width and wearer side warpage of disposable diaper.
Above-mentioned low weight per unit area region can for example follow No. 2010-233839 note of Japanese Unexamined Patent Publication of same applicant
The method of load is formed.
In the 1st embodiment, the 1st warpage guide line 6 and the 2nd warpage guide line 7 have by along the 1st warpage respectively
The warpage guide line 7 of guide line 6 and the 2nd intermittently to liquid permeable layer 2, cored part 4a, absorbed layer 4 low weight per unit area area
Domain 28a and 28b a part be embossed formed by embossed portion 30a and 30b, still, the present invention disposable urine
In cloth, with by continuously or intermittently by embossed portion formed by the lamination that should be embossed flower.It is difficult to feel from wearer
To from the viewpoint of hardness, preferably above-mentioned embossed portion is by intermittently by embossed portion formed by the lamination that should be embossed flower.
As the above-mentioned layer that should be embossed, as long as the 1st warpage guide line and the 2nd warpage guide line are used as warpage guide line
The layer of function is just not particularly limited, and can include：Absorbed layer；Absorbed layer and cored part；Absorbed layer, cored part and
Liquid permeable layer；Or, absorbed layer, cored part, auxiliary piece and liquid permeable layer etc..
Further, one part can be embossed by the low weight per unit area region of above-mentioned absorbed layer, furthermore, it is also possible to
By its integral embossed.
At least possesses above-mentioned embossed portion and above-mentioned in absorbed layer in the 1st warpage guide line and the 2nd warpage guide line
In the embodiment in low weight per unit area region, preferably absorbed layer includes paper pulp fiber and high-absorbent material, low unit
The mass ratio of high-absorbent material in area weight region is less than the area beyond the low weight per unit area region in absorbed layer
The mass ratio of high-absorbent material in domain.So, bag is not made at the 1st warpage guide line and the 2nd warpage guide line
The fracture such as chipware just can form embossed portion, moreover, the 1st warpage guide line and the 2nd warpage guide line are easily guided as warpage
Line function.
As above-mentioned high absorbency material, for example, the high suction of starch, cellulose family, synthesized polymer species can be included
Water-based material.
The mass ratio of high-absorbent material is determined as below.
(1) the low weight per unit area sample of ormal weight is cut out from the low weight per unit area region of absorbed layer, it is determined
Area s0(cm2) and quality m0(g)。
(2) low weight per unit area sample is put into the Nylon Bag of 400 mesh, in 1000mL physiological saline (concentration：0.9
Quality %) in dipping 30 minutes, be dehydrated 2 minutes with 150G (850rpm), by the low weight per unit area sample after dehydration from Buddhist nun
Imperial bag takes out, and determines its quality m1(g)。
Water absorption rate A is calculated by following formulalb(%)：
Alb(%)=100 × (m1-m0)/s1。
(3) region beyond the low weight per unit area region of absorbed layer cuts out the sample of ormal weight, with low unit plane
Product weight sample is same, calculates water absorption rate Anb(%).
(4) if water absorption rate Alb(%)<Water absorption rate Anb(%), then be judged as the high suction in low weight per unit area region
The mass ratio of the property received material is less than the high-absorbent material in the region beyond the low weight per unit area region in absorbed layer
Mass ratio.
Implement in addition, determining at 20 DEG C.
The disposable diaper of the present invention is not limited to above-mentioned embodiment, is following other embodiments of the present invention
Disposable diaper in, by making the fibre density of absorbed layer low, as principle, the height that can simultaneously make absorbed layer is one
It is fixed, simultaneously form low weight per unit area region.In the disposable diaper of other embodiments of the present invention is followed, the 1st
Warpage guide line and the 2nd warpage guide line have in absorbed layer respectively to be prolonged along the 1st warpage guide line and the 2nd warpage guide line
Stretch and with certain width low weight per unit area region, in the low weight per unit area region, absorbed layer have than
The low fibre density of the average fiber density of absorbed layer, accordingly, as principle, the height for simultaneously making absorbed layer be it is certain, simultaneously
With the low weight per unit area of the average basis weight than absorbed layer.By making the fibre density of absorbed layer low, the 1st folding
Bent guide line and the 2nd warpage guide line can also turn into warpage guide line.
In the embodiment shown in Fig. 1~Fig. 5, low weight per unit area region 28a and 28b have respectively to be formed
In the depressed part 29a and 29b of the channel-shaped on the surface of the side of liquid permeable layer 2 of absorbed layer 4, still, in the disposable urine of the present invention
In cloth, depressed part is not limited to the depressed part of channel-shaped.
Fig. 8 is the figure for illustrating the disposable diaper for the other embodiments for following the present invention, although the V- with Fig. 3
The profile of V sections is the figure before forming warpage guide line embossed portion still quite.
Absorbed layer 4 shown in Fig. 8 include absorbed layer 4 ' between the 1st warpage guide line 6 and the 2nd warpage guide line 7, with
1st warpage guide line 6 compares the absorbed layer for being located at outside positioned at the absorbed layer 4 " in outside and compared with the 2nd warpage guide line 7
4 " ', the 1st warpage guide line 6 and the 2nd warpage guide line 7 have along the 1st warpage guide line 6 and the 2nd warpage guide line respectively
The slit portion 31a and 31b of the absorbed layer 4 of 7 extensions.Slit portion 31a is divided by absorbed layer 4 ' and absorbed layer 4 ", moreover, narrow
Seam portion 31b is by absorbed layer 4 ' and absorbed layer 4 " ' divide.
So, in the disposable diaper of the present invention, easily with the 1st warpage guide line and the 2nd warpage guide line
For standard shaft, to the width and wearer side warpage of disposable diaper.
Include absorbed layer and cored part, and the 1st warpage guide line and/or the in the disposable diaper of the present invention
2 warpage guide lines are included in the embodiment of slit portion, preferably in the slit portion, the cored part in a face of absorbed layer and suction
The cored part for receiving another face of layer is engaged (cored part is engaged with each other).Because, even in the situation of wearer's activity
Under, the mutual interval of the absorbed layer adjacent with slit portion is retained as necessarily, and the 1st warpage guide line and/or the 2nd warpage draw
Wire can continue to function.
The mutual engagement of cored part can be included based on hot-melt adhesive such as synthetic rubber (SIS, SBS, SEPS, SEBS)
The engagements of hot-melt adhesive such as class, EVA classes, TPO (PE, PP), heat fusing of cored part based on embossing etc..
It is preferred that above-mentioned cored part is also kept when being bonded on moistening.Because, absorb urine etc. in disposable diaper
In the case of liquid, the 1st warpage guide line and/or the 2nd warpage guide line also can continue to function.
The mutual engagement of cored part during moistening can be evaluated as following.
(1) measure of imbibition capacity
(i) sample (absorbed layer and cored part) is taken out from the disposable diaper that should be evaluated, determines its quality：M0(g).Separately
Outside, when taking out absorbed layer, it is eliminated as much as elastomeric element.
(ii) Nylon Bag of 400 mesh is put samples into, in 1000mL physiological saline (concentration：0.9 mass %) middle dipping
After 30 minutes, the skin surface side that sample is set into sample is dehydrated 2 points towards the outside of centrifugal separator with 150G (850rpm)
Clock.
(iii) quality of the sample taken out from Nylon Bag is determined：M1(g)。
(iv) the imbibition capacity of sample is calculated by following formula：
Imbibition capacity (g)=M1(g)-M0(g)。
(2) the mutual engagement of cored part after imbibition is confirmed
(i) sample (absorbed layer and cored part) is taken out from the disposable diaper that should be evaluated.
(ii) by the physiological saline (concentration of 70% amount of above-mentioned imbibition capacity：0.9 mass %) be put into it is bigger than sample by one
A little pallets, sample is down immersed in the physiological saline of pallet with the skin surface side of sample.
(iii) after placing 5 minutes, sample is taken out, confirms whether cored part engages in slit portion each other.
In addition, said determination is implemented at 20 DEG C.
It is preferred that the disposable diaper of the present invention is after said determination, cored part is engaged in slit portion each other.
In addition, in the 1st embodiment, disposable diaper 1 includes in the length direction L of disposable diaper 1 both sides
A pair of three-dimensional rivels 25.A pair of three-dimensional rivels 25 are each with the near free end 25a of the length-wise axis away from disposable diaper 1
The fixing end 25b remote with the length-wise axis LA away from disposable diaper 1 compared with the 25a of free end.Fixing end 25b is fixed on
Liquid permeable layer 2.Free end 25a by flexible in the length direction L of disposable diaper 1 including elastomeric element 26a, and
And, free end 25a is fixed on top flat 2 at the length direction L of disposable diaper 1 two ends through fixed part 32.
In the 1st embodiment, under the deployed condition of disposable diaper 1, pars inguinalis abuts region 10 and one and opposed
Body rivel 25 is not repeated in the thickness direction of disposable diaper 1.
So, in the disposable diaper of the present invention, pars inguinalis abuts region and easily keeps its shape, disposably
Diaper under the state that wears readily along wearer body three-dimensional shape.
In addition, in the disposable diaper of the present invention, preferably the 1st warpage guide line and the 2nd warpage guide line relative to
The length-wise axis of absorbed layer is that line is symmetrical.Because the body of wearer is substantially symmetrical, it is from adherent feeling
Viewpoint is set out consideration.
The present invention disposable diaper in, preferably the 1st warpage guide line and the 2nd warpage guide line each not with absorption
The length-wise axis of layer is intersected.Because, by by the 1st basic point and the 2nd basic point and the 2nd warpage of the 1st warpage guide line
1st basic point of guide line and the pars inguinalis of the 2nd basic point formation abut region (includes the 3rd in the disposable diaper of the present invention
It is by the 1st warpage guide line, the 2nd warpage guide line, the 3rd folding in the embodiment of warpage guide line and the 4th warpage guide line
Bent guide line and the pars inguinalis of the 4th warpage guide line formation abut region) formed in the length-wise axis of absorbed layer.
In addition, in the disposable diaper of the present invention or in the 1st warpage guide line and the 2nd warpage guide line
One side or both also include additional basic point between the 1st basic point and the 2nd basic point.Because disposable diaper is in the 3rd folding
Having between bent guide line and the 4th warpage guide line is used for disposable diaper to its length direction and wearer side warpage
New warpage guide line, so, disposable diaper is easier the solid figure with the body along wearer under the state that wears
The shape of shape.
As the basic point of above-mentioned addition, following form can be included：On the direction from front end rearward end, chased after with close
Plus basic point and keep constant or away from above-mentioned length-wise axis with the distance of length-wise axis, moreover, with remote
Additional basic point and close to above-mentioned length-wise axis.
The disposable diaper of the present invention is preferably included under the state of wearing by substantially rectangular shape as shown in the 1st embodiment
Pars inguinalis abut region (by the 1st warpage guide line, the 2nd warpage guide line, the 3rd warpage guide line and the 4th warpage guide
The pars inguinalis for the substantially rectangular shape that line is surrounded abuts region) and abut around the adjacent pars inguinalis in region with the pars inguinalis
Region formed, using pars inguinalis abut region as the shape of the substantially corner frustum at upper bottom, the pars inguinalis abutment area
Domain is divided by the 1st basic point and the 2nd basic point and the 1st basic point of the 2nd warpage guide line of the 1st warpage guide line and the 2nd basic point.
Because, under the state that wears, can along the three-dimensional shape, specifically pars inguinalis of the body of wearer shape
Shape.In addition, by making shape of the disposable diaper along pars inguinalis, it can be received and urinated with bigger area, urination is let out
Leak subtraction is few.
The disposable diaper of the present invention can be by the way that Combination of Methods well-known in the art be manufactured.For example, the 1st is real
The method for applying Japanese Unexamined Patent Publication 2010-233839 record that the absorbed layer of mode can follow same applicant is manufactured.
Description of reference numerals
1：Disposable diaper；2：Liquid permeable layer；3：Opaque liquid layer；4：Absorbed layer；4a：Cored part；5a：One side lateral margin；
5b：The opposing party lateral margin；6：1st warpage guide line；7：2nd warpage guide line；8：3rd warpage guide line；9：4th warpage is guided
Line；10：Pars inguinalis abuts region；11：Pars inguinalis peripheral region；12：The substantially shape of corner frustum；13：1st pressure
Flower portion；14：2nd embossed portion；15：Middle section；16：1st basic point；17：2nd basic point；21：1st elastomeric element；22：2nd elasticity
Part；23、24：Notch；25：Three-dimensional rivel；26：Elastomeric element；27：Cingulum；28：Low weight per unit area region；29：It is recessed
The portion of falling into；30：Warpage guide line embossed portion；31：Slit portion；F：Predecessor's piece；R：Body piece afterwards；FW：Front waist region；FC：Preceding crotch
Portion region；RW：Rear waist region；RC：Crotch region afterwards；LA：Length-wise axis.
Claims (14)
1. a kind of disposable diaper, the disposable diaper possesses liquid permeable layer, opaque liquid layer and positioned at the absorption between them
Layer, the absorbed layer has a side lateral margin, the opposing party lateral margin, length-wise axis, front end and rear end, the disposable diaper quilt
It is divided into front waist region, rear waist region and the front crotch region between the front waist region and rear waist region
And rear crotch region, it is characterised in that
There is the disposable diaper the 1st warpage guide line and the 2nd warpage to guide in the front crotch region of the absorbed layer
Line, the 1st warpage guide line is configured between the length-wise axis and a side lateral margin and in the longitudinal axis
The direction extension of line, the 2nd warpage guide line is configured between the length-wise axis and the opposing party lateral margin and in institute
The direction extension of length-wise axis is stated,
1st warpage guide line and the 2nd warpage guide line each at least include compression unit, groove portion or the slit of the absorbed layer
Portion, moreover,
The disposable diaper has by pressure in the middle section between the 1st warpage guide line and the 2nd warpage guide line
Contract compression unit formed by the absorbed layer.
2. disposable diaper as claimed in claim 1, it is characterised in that the compression unit of the middle section is included by institute
State absorbed layer be embossed formed by embossed portion.
3. disposable diaper as claimed in claim 2, it is characterised in that the embossed portion be neither with the length side
To the parallel direction in the direction of axis nor it is orthogonal with the direction of the length-wise axis it is direction, one or more
The embossed portion for the wire that side is upwardly extended.
4. the disposable diaper as described in any one of claims 1 to 3, it is characterised in that the 1st warpage guide line and
2 warpage guide lines each with the front the 1st basic point and the rear end side the 2nd basic point, the 1st warpage guide line and
2nd warpage guide line it is each leisure from the front end towards the direction of the rear end on, with close to the 1st basic point close to the length
Azimuth axis, and with keeping constant or away from the length with the distance of the length-wise axis away from the 1st basic point
Spend azimuth axis, the 1st warpage guide line and the 2nd warpage guide line it is each leisure from the front end towards the direction of the rear end on,
With close to the 2nd basic point and it is constant close to the length-wise axis or holding and the distance of the length-wise axis, and
And with the remote length-wise axis away from the 2nd basic point.
5. disposable diaper as claimed in claim 4, it is characterised in that the 1st basic point and the 2nd base of the 1st warpage guide line
The 1st basic point and the 2nd basic point of point and the 2nd warpage guide line are present in the front crotch region.
6. the disposable diaper as described in claim 4 or 5, it is characterised in that the 1st warpage guide line and the guiding of the 2nd warpage
2nd basic point of line has shorter than the 1st basic point of the 1st warpage guide line and the 2nd warpage guide line with the length side respectively
To the distance of axis.
7. the disposable diaper as described in any one of claim 4 to 6, it is characterised in that the 1st warpage guide line and
2nd basic point of 2 warpage guide lines respectively have than with the distance of one lateral margin and the opposing party lateral margin it is short with it is described long
Spend the distance of azimuth axis.
8. the disposable diaper as described in any one of claim 4 to 7, it is characterised in that the disposable diaper also has
The 3rd warpage guide line and the 4th warpage guide line that the standby width in the disposable diaper extends, the guiding of the 3rd warpage
Line includes the 1st basic point of the 1st warpage guide line and the 2nd warpage guide line, and the 4th warpage guide line includes the 1st warpage guide line
And the 2nd warpage guide line the 2nd basic point.
9. disposable diaper as claimed in claim 8, it is characterised in that the 3rd warpage guide line and the 4th warpage guide line
At least one party includes cutting towards a pair that the length-wise axis extends from one lateral margin and this two side of the opposing party lateral margin
Oral area.
10. the disposable diaper as described in any one of claim 4 to 9, it is characterised in that the disposable diaper has
Divided by the 1st basic point and the 2nd basic point and the 1st basic point of the 2nd warpage guide line of the 1st warpage guide line and the 2nd basic point
Pars inguinalis abuts region, and the disposable diaper includes abutting region as upper bottom using the pars inguinalis under the state that wears
The substantially shape of corner frustum, this substantially corner frustum shape by the pars inguinalis abut region and with the abdomen
Butt crack portion abuts the adjacent pars inguinalis peripheral region in region and formed.
11. the disposable diaper as described in any one of claim 1 to 10, it is characterised in that the 1st warpage guide line and
2nd warpage guide line has the bending protruded from one lateral margin and the opposing party lateral margin towards the length-wise axis respectively
Shape.
12. disposable diaper as claimed in claim 11, it is characterised in that the 1st warpage guide line and the 2nd warpage guide line
The starting point of the front of respective one lateral margin and the opposing party lateral margin is present in the front waist region.
13. the disposable diaper as described in claim 11 or 12, it is characterised in that the 1st warpage guide line and the 2nd warpage draw
The terminal of the rear end side of the respective one lateral margin of wire and the opposing party lateral margin is present in the rear crotch region.
14. the disposable diaper as described in any one of claim 1 to 13, it is characterised in that the disposable diaper exists
One lateral margin nearby and near the opposing party lateral margin possesses the 1st bullet along the direction configuration of the length-wise axis respectively
Property part and the 2nd elastomeric element.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014-266650 | 2014-12-26 | ||
| JP2014266650A JP6271413B2 (en) | 2014-12-26 | 2014-12-26 | Disposable diapers |
| PCT/JP2015/083109 WO2016104027A1 (en) | 2014-12-26 | 2015-11-25 | Disposable diaper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107106367A true CN107106367A (en) | 2017-08-29 |
Family
ID=56150059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580070559.4A Pending CN107106367A (en) | 2014-12-26 | 2015-11-25 | Disposable diaper |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP6271413B2 (en) |
| KR (1) | KR102546446B1 (en) |
| CN (1) | CN107106367A (en) |
| TW (1) | TWI671064B (en) |
| WO (1) | WO2016104027A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6507193B2 (en) * | 2017-03-30 | 2019-04-24 | 大王製紙株式会社 | Absorbent articles |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004049507A (en) * | 2002-07-19 | 2004-02-19 | Crecia Corp | Absorbing core and disposable absorptive article provided therewith |
| CN1494406A (en) * | 2001-09-21 | 2004-05-05 | ������������ʽ���� | Disposable diaper |
| WO2004103238A1 (en) * | 2003-05-22 | 2004-12-02 | Uni-Charm Co., Ltd. | Disposable pants type wearing article |
| JP2005073921A (en) * | 2003-08-29 | 2005-03-24 | Daio Paper Corp | Absorbent article |
| CN102149358A (en) * | 2008-09-12 | 2011-08-10 | 尤妮佳股份有限公司 | Absorbent article |
| CN102238928A (en) * | 2008-12-03 | 2011-11-09 | 大王制纸株式会社 | Absorbent article |
| JP2012010951A (en) * | 2010-06-30 | 2012-01-19 | Daio Paper Corp | Absorptive article |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3901496B2 (en) * | 2001-11-15 | 2007-04-04 | 花王株式会社 | Disposable diapers |
| JP4986585B2 (en) | 2006-11-27 | 2012-07-25 | 花王株式会社 | Absorbent articles |
-
2014
- 2014-12-26 JP JP2014266650A patent/JP6271413B2/en active Active
-
2015
- 2015-11-25 KR KR1020177017404A patent/KR102546446B1/en active IP Right Grant
- 2015-11-25 WO PCT/JP2015/083109 patent/WO2016104027A1/en active Application Filing
- 2015-11-25 CN CN201580070559.4A patent/CN107106367A/en active Pending
- 2015-12-22 TW TW104143173A patent/TWI671064B/en active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1494406A (en) * | 2001-09-21 | 2004-05-05 | ������������ʽ���� | Disposable diaper |
| JP2004049507A (en) * | 2002-07-19 | 2004-02-19 | Crecia Corp | Absorbing core and disposable absorptive article provided therewith |
| WO2004103238A1 (en) * | 2003-05-22 | 2004-12-02 | Uni-Charm Co., Ltd. | Disposable pants type wearing article |
| JP2005073921A (en) * | 2003-08-29 | 2005-03-24 | Daio Paper Corp | Absorbent article |
| CN102149358A (en) * | 2008-09-12 | 2011-08-10 | 尤妮佳股份有限公司 | Absorbent article |
| CN102238928A (en) * | 2008-12-03 | 2011-11-09 | 大王制纸株式会社 | Absorbent article |
| JP2012010951A (en) * | 2010-06-30 | 2012-01-19 | Daio Paper Corp | Absorptive article |
Also Published As
| Publication number | Publication date |
|---|---|
| KR102546446B1 (en) | 2023-06-21 |
| JP6271413B2 (en) | 2018-01-31 |
| JP2016123628A (en) | 2016-07-11 |
| TWI671064B (en) | 2019-09-11 |
| KR20170102245A (en) | 2017-09-08 |
| WO2016104027A1 (en) | 2016-06-30 |
| TW201637632A (en) | 2016-11-01 |
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Application publication date: 20170829 |